95 строки
2.5 KiB
C
95 строки
2.5 KiB
C
/*
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* Copyright (c) 2012-2013 Los Alamos National Security, Inc. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*
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* These symbols are in a file by themselves to provide nice linker
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* semantics. Since linkers generally pull in symbols by object
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* files, keeping these symbols as the only symbols in this file
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* prevents utility programs such as "ompi_info" from having to import
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* entire components just to query their version and parameters.
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*/
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#include "orte_config.h"
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#include "orte/constants.h"
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#include "opal/mca/base/base.h"
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#include "opal/mca/base/mca_base_param.h"
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#include "orte/util/proc_info.h"
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#include "orte/mca/db/db.h"
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#include "orte/mca/db/base/base.h"
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#include "db_print.h"
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extern orte_db_base_module_t orte_db_print_module;
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static int print_component_open(void);
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static int print_component_close(void);
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static int print_component_query(mca_base_module_t **module, int *priority);
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/*
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* Instantiate the public struct with all of our public information
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* and pointers to our public functions in it
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*/
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orte_db_print_component_t mca_db_print_component = {
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{
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{
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ORTE_DB_BASE_VERSION_1_0_0,
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/* Component name and version */
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"print",
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ORTE_MAJOR_VERSION,
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ORTE_MINOR_VERSION,
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ORTE_RELEASE_VERSION,
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/* Component open and close functions */
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print_component_open,
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print_component_close,
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print_component_query
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},
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{
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/* The component is checkpoint ready */
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MCA_BASE_METADATA_PARAM_CHECKPOINT
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}
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}
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};
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static int print_component_open(void)
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{
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mca_base_component_t *c = &mca_db_print_component.super.base_version;
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mca_base_param_reg_string(c, "file",
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"Print to the indicated file (- => stdout, + => stderr)",
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false, false, NULL, &mca_db_print_component.filename);
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return ORTE_SUCCESS;
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}
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static int print_component_query(mca_base_module_t **module, int *priority)
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{
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if (NULL == mca_db_print_component.filename) {
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*priority = 0;
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*module = NULL;
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return ORTE_ERROR;
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}
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/* put us at the top of the list */
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*priority = 100;
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*module = (mca_base_module_t*)&orte_db_print_module;
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return ORTE_SUCCESS;
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}
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static int print_component_close(void)
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{
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if (NULL != mca_db_print_component.filename) {
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free(mca_db_print_component.filename);
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}
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return ORTE_SUCCESS;
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}
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